Information Management p.2
IM 2020
IM 2020
Kartei Details
Karten | 37 |
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Sprache | English |
Kategorie | Technik |
Stufe | Universität |
Erstellt / Aktualisiert | 09.06.2020 / 15.01.2024 |
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What are the most important requirements for Data Protection?
- Register data collection (set of personal data)
- Ensure accuracy: all collected or purchased data must be correct
- Purpose: data may only be used for indicated purpose
- Duty to inform: affected person must recognize the usage of data and why
- Sensitive data require special protection
- Obligation to provide information
What is the General Data Protection Regulation GDPR and what are its key characteristics?
Changed how organizations process personal data and interaction with customers, employees and whole market (eprivacy, GDPR, FADP)
- Consent: clear, unconditional, unambiguous terms before collecting data, receive consent to process data
- Data erasure: respect customers, employees, research participants right to be forgotten by deleting data when no longer relevant
- Privacy by design, by default
What are cookies?
List the main types of cookies
What does EPR stand for?
small text files:
- Placed on device while browsing by website, processed and stored by browser
- Track online activity for advertising (specific ads), considered as personal data
Types:
About duration (session vs persistent)
About Provenance (first party vs third party)
About Purpose (Marketing, statistics, preferences, strictly necessary)
EPR: ePrivacy Regulation
Explain the 3 key characteristics of Data Security
What are the possible risks associated prevention measures?
Availability (access to data must be possible), Integrity (ensures data are correct), Confidentiality (only those have access who need data to work and make decisions)
Risks:
Operating error: human failure --> train employees
Data theft: copying of data --> lock USB-Ports
Manipulation: modifications --> limit access
Social engineering: getting access to systems by tricks --> Require secure passwords
Malware: Viruses, trojans etc. --> Scan e-mail attachments
Force Majeure: fire, flooding etc. --> build fire-extinguisher
What are the three long term and mid-term strategies of a company?
Under what strategy is the Information System Strategy placed?
1. Corporate Strategy:
- allocation of resources, finance structure, business areas
2. Business Unit Strategy (e.g. private customers, business customers)
- positioning of business unit/division in market, generic strategy
3. Functional strategy
- effective/efficient deployment of resource, design of main processes, required qualification of employees
- IS Strategy: makes early market development and technology assumption (e.g. Gartner Hype Cycle: currently trending technologies)
Explain the five steps of Strategy Formulation
1. Strategic Goals: guidelines for later when strategy becomes concrete
- Mission (orders and tasks), Vision (achieved final state)
2. Environment and company analysis:
- SWOT analysis
3. Strategic options, development of alternatives:
- Formulation of potential IS strategies (e.g. different strategies for same objectives)
4. Strategy Formulation (Strategic Choice, action planning, strategy selection):
- Selection of appropriate strategy
- Selection of measures to achieve objectives
5. Strategy Implementation:
- Execution, implementation of selected strategy and associated measures
6. Strategic IS controlling: Ongoing monitoring whether
- Process is adhered to or need for adaption (e.g. new technological possibilities)
How and where does the Alignment of business and IT take place
IT on business: efficient, cost-effective, user-friendly provision of desired service
Business on IT: Introduction of innovation to enable new services (e.g. app on e-banking)
Where:
Strategy, Culture (IT needs to understand business culture and vice versa), Structural, Architectural
Explain the term Business Engineering and name the most important aspects
- Accompany the complete process (from initial development to final Strategy)
- Monitors continuous change and further development
Important aspects:
- Transformation management
- Separation of design levels
- Holistic nature
- Engineering approach
Explain the goals and Problems of Enterprise Architecture
What are the four layers building the Architecture?
Goals: aligning information technology and business processes (long term goals)
Problems: lengthy process, short term, additional costs, several basic architectures must be coordinated
Layers:
Business perspective: (Goals, objectives)
- focus on business process modelling, describe objectives, strategies, conditions
Information perspective: (storage, analysis and usage of data)
- Identification of relevant data, modelling data relationships (ER models)
Application perspectives: (applications enabling business strategy)
Internal structure, interfaces and specification of application
Technology perspective: (devices, server, clouds, etc.)
- Information and communication technology, baseline for change, procurement of new technology
Explain what a Business model canvas is
- conceptual tool containing a set of elements and their relationships, expresses business logic of a firm
- description on the value a company offers to one or several customer segments
- describes value of firms architecture and its network
--> creates, markets and delivers this value and relationship capital to generate profits and sustainable revenue streams
Why is a strategic alignment between the IS and Corporate strategy important?
- p &s increasingly relying on IT
- important to avoid failures, to avoid lack of acceptance of IS strategy by company management and departments
- generate competitive advantage
Briefly Explain the Strategic Alignment Model 1 (Solution in picture)
WHats the difference in Tasks between IT operation and planning
operation:
- Management of technology, IT security, User support (helpdesk etc), service level
- Total cost of ownership: indirect /direct costs
planning:
- conducting projects for planning, development, introduction of information systems in organisation etc.
- observing trends, implementing architecture, promoting acceptance by users
How can IT acceptance among users be measured?
through the ITIL (IT Infrstructure Library):
- Framework with processes important for IT service Management
- Helps create and manage IT
- Distributed and established worldwide
- Helps understand internal IT staff or external service providers
Whats the Process of setting up a service Strategy?
Service Strategy: align IT with core business
Service Design: IT services supporting business
Service Transition: transition from development to operational phase
Service Operation: ensuring deliverance of service with agreed upon service levels
Continual Service Improvement: Identify and Implement improvements of service
Benefits: reduce costs, improve customer satisfaction, productivity, skills etc, helps manage risk and failure, cost-effective practices
Give the Definition of an Application Software and what are its four components
User oriented computer programs that deal with user oriented problems (MS Word, ERP):
Hardware
Software (operating and database systems)
Network (wifi, routers, firewall, VPN)
Data (master, stock, transaction, modification)
Explain what Proprietary Software is
Licenced Software: (copyright protected) Software provider and User communicate through Dealer with license agreement
- license agreement must be signed by legal owner
- Dealer can be any kind of Distributer of Software
Explain what Open Source Software is
- source code is open (shared) and accessible (not always free of charge)
- Copying and passing to third parties is permitted (open collaboration)
e.g. open source licenses (Apache License, GNU)
e.g. open source Software (Linux, Firefox)
Other forms of licenses:
Whats the difference between Freeware, Shareware, and Public-Domain Software? Name an example for each
Freeware: provided by author (legal owner) for free use, no warranty or maintenance obligation (e.g. skype)
Shareware: Can be tested free of charge --> after time, subject to fee (e.g. spotify)
Public-Domain Software: Freely available, released for public distribution and modification, no copyright (SQLite)
Whats the difference between standardized or customized softwares? Name some advantages for each
Standardized: ready-made, quickly available
--> less expensive, expertise of experts, pre tested, available training material, less risk
Customized: single company use, competivite advantage, developed by users (end user computing)
--> specifically limited, tailor-made, low risk of competitors using it, in-house development, less training
Briefly list the advantages and disadvantages of Vertical Software
- Available for almost each industry (Industry specific)
Advantage: cheaper, faster than individual
Disadvantage: possible technical problems, linked to spefic hardware, software
Explain the main activities and basic structure of an ERP system
Enterprise Resource Planning:
- planning and control of company resources
- cross departemental software solution --> control and evalutation for business processes
Structure: Shared Data model
Core Functions:
Production: stock, inventory, production
Distribution: orders, invoices, sales analysis
Accounting: receivables, accounting, budget planning
HR: payroll accounting, surcharge premium
What categories of a standard software can we customize?
Technical adaptation:
- Parameter: default software setting, language, currencies, mapping of structure etc.
- program modules: add-ons, plugins, function packages (warehousing etc)
- Custom programming: external, integration with other vendor software, source code
- Tools: mask, form, report generators, extendable database tables, scripts (SAP, Java, MS Office: Visual Basic)
What are the main quality characteristics and general requirements a software should include?
Quality: Functionality, Reliability, Usability, Efficiency, Protability, Adaptability
General: Hardware, Software, Care, Support, Expense, Drafting of Contracts
Explain the structure of the Cost-Benefit Analysis
Cost:
- One-off costs
- Running costs
Benefits:
- Quantifiable: monetarily assessable (savings, reducing overtime etc.) non monetarily-assessable (faster process, fewer missed deadlines etc)
- Non-Quantifiable: non monetarily assessable (enhanced corporate image, expanded market etc.)
Explain the vertical information flow of the management system
Operative Management: how routine activities are performes
Middle Management: Data warehouse, Data Mart (specifically used data for analysis of operational departments), planning and controlling
Senior Management: Information system on c-level, strategy future planning
What are the main purposes of a Data Warehouse
Collection of prepared data for analysis and managements reports
- Merge data systematically from databases
- Organize data independently of operational system
- Create data basis fitting to analytical, decision oriented data processing (algorithms)
- Control large amount of data and information flow
What are the main characteristics of a Data Warehouse?
Themed: Organized to answer analytical questions (customers, products, market etc)
Unified: applies to data format (e.g. dates specified in form DD.MM.YYYY)
Resistant: data in warehouse in non-volatile (can’t be changed by operational system anymore)
Time-related: reference value explicitly recorded by time stamp
Explain the three different Relations between Data Warehouse and Data Mart
1. Dependent data mart
- Warehouse acts as a hub (internal or external)
- Each department creates copy of master data (data mart for sales or Customer services etc.)
- Apply analytical processing to work on data mart
2. No data warehouse:
- No data warehouse from internal or external sources --> directly to data mart
- Redundancies possible
- More for small enterprises where no data warehouse needed
3. No data mart:
- Data warehouse in the middle but no data mart
- Uniformity of data
Briefly explain what OLAP tools are
Online Analytical Processing:
- Query method --> Links query and analysos
- Evaluated data according to multidimensional access (Multidimensional 3D key figures: Date, Product, Retailer )
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